#!/usr/bin/env python
#coding=utf-8
#author=xiaomayi0323
#date=2009/02/27
#filename=2-8b

#使用固定值和For循环实现计算五个数值的和
a = [1,2,3,4,5]
b = 0

for i in a:
    b = b + i
    
print b
    
    
